Pancreatic cancer is a highly malignant, fast progressive and bad prognostic digestive system neoplasm and the incidence has increased significantly in recent years.With the improvement of people's living standard and changes of lifestyle and diet, diabetes also shows an arising trend.More and more studies have shown that diabetes is closely associated with the occurrence of pancreatic cancer and may be an independent risk factor for pancreatic cancer.This article reviews the research progress on the relationship between diabetes and pancreatic cancer.

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